Sea Temperature in Plymouth in August

© Zeljko Mikulic

Complete information on the sea temperature range in the Atlantic Ocean in Plymouth in August. Historical daily data. Climate details for August. Tips on swimming conditions and beach relaxation in Plymouth. We find every spot where you can swim and tell you what the water temperature is there today and throughout the year.

Plymouth Climate and Swimming Opportunities in August

Plymouth lies within the Massachusetts in United States. The average daytime temperature in Plymouth in August is 79°F (26°C), while the nighttime average is 62°F (17°C). There are typically 10 rainy days during the month, with a total precipitation of 3.7 inches (93 mm). The daylight duration in August in Plymouth is 14 hours, with an average of 9 hours of sunshine per day. The average wind speed in August is 8 mph (13 km/h), and the humidity level is around 72%.

The water temperature in Plymouth in August ranges from 68°F to 72°F (20°C to 22°C). At the beginning of the month, the average temperature is around 70°F (21°C), shifting to 70°F (21°C) by mid-August and reaching 70°F (21°C) in the last ten days. Overall, the average sea temperature in Plymouth for August is 70°F (21°C). Perfect swimming weather — warm water and hot air make for an enjoyable and relaxing experience.

Frequently Asked Questions About Water Temperatures in August in Plymouth